insert (a-level) : paper 2 organic and physical chemistry

IB/M/Insert to A-level Chemistry/E8 7405

Data Booklet This Data Booklet is provided with AQA A-level Chemistry question papers.

A-levelCHEMISTRY7405

Table B1H NMR chemical shift data

Type of proton δ/ppm

ROH 0.5 – 5.0

RCH3 0.7 – 1.2

RNH2 1.0 – 4.5

R2CH2 1.2 – 1.4

R3CH 1.4 – 1.6

RCH2Cl or Br 3.1 – 4.2

R C C 2.1– 2.6

HO

R O C 3.1 – 3.9

H

R

4.5 – 6.0C

H

C

O

R C O 3.7 – 4.1C

H

9.0 – 10.0R

O

C

H

10.0 – 12.0R

O

O

C

H

R C C 20 – 50

O

CC 5 – 40

OC 50 – 90alcohols,ethers oresters

R C

O

160 – 185esters oracids

R C

O

190 – 220aldehydesor ketones

Cl or BrR C 10 – 70

NR C 25 – 60

90 – 150C C

Table C13C NMR chemical shift data

Type of carbon δ/ppm

CR N 110 – 125

110 – 160

Table A

Infrared absorption data

N H 3300 – 3500(amines)

O H 3230 – 3550(alcohols)

C H 2850 – 3300

O H 2500 – 3000(acids)

C N 2220 – 2260

C O 1680 – 1750

C C 1620 – 1680

C O 1000 – 1300

C C 750 – 1100

Bond Wavenumber

/cm–1

Data Sheet

3

Phosphate and sugars

O P

OH

O

OH

OH

HO

H

OHH

OHH

CH2OH

OHH

O OH

H

H

H

H

HOCH2

H

OH

phosphate glucose 2-deoxyribose Bases

N

N NH

N

NH2

H2N

HN

N NH

N

O

N

NH

NH2

O

NH

NH

O

O

H3C

adenine guanine cytosine thymine

Amino acids

H2N CH

CH3

COOH

H2N CH

CH2

COOH

COOH

H2N CH

CH2

COOH

SH alanine aspartic acid cysteine

H2N CH

CH2

COOH

CH2 CH2 CH2 NH2

H2N CH

CH2

COOH

H2N CH

CH2

COOH

OH

lysine phenylalanine serine Haem B

4